Kami Anak Malaysia

Bersama Berganding Bahu Kearah Membina Generasi Gemilang.

Wednesday, April 29, 2009

Revisit-Understanding Information System ll

A complete information system should contain the following components: hardware, software, database, trained personnel, network and procedures. Hardware: a set of devices such as a processor, monitor, keyboard, and printer that accept data and information, processes them, and displays them. Software: a set of computer programs that enable the hardware to process data. Database: an organized collection of related files, records, etc. that stores data and the associations among them. Network: a connecting system that permits the sharing of resources...

Revisit-Understanding Information System l

An information system (IS) is a computerized system that, collects, processes, stores, analyzes and, disseminates information for a specific propose. This process is defined as an information processing cycle (IPC). The information processing cycle consists of four operations: input, process, output, and storage. Raw data retrieved from the environment and delivered to the computer is called input. After the computer receives data from the input device, it will manipulate, refine, and process the data to produce useful information for users. This...